diff --git a/changelog b/changelog
index 3a87d3c..b371bd9 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,6 @@
+20120517 tpd src/axiom-website/patches.html 20120517.01.tpd.patch
+20120517 tpd src/input/Makefile add simplify.input
+20120517 tpd src/input/simplify.input added from sci.math.symbolic
20120516 tpd src/axiom-website/patches.html 20120516.01.tpd.patch
20120516 tpd books/bookvol10.5 BLAS1 idamax
20120515 tpd src/axiom-website/patches.html 20120515.01.tpd.patch
diff --git a/src/axiom-website/patches.html b/src/axiom-website/patches.html
index 12d7430..aabe891 100644
--- a/src/axiom-website/patches.html
+++ b/src/axiom-website/patches.html
@@ -3918,5 +3918,7 @@ books/bookvol10.5 BLAS1 icamax
books/bookvol10.5 BLAS1 icamax 0-based fix
20120516.01.tpd.patch
books/bookvol10.5 BLAS1 idamax
+20120517.01.tpd.patch
+src/input/simplify.input added from sci.math.symbolic